Find flights
When to book
Airlines
FAQs

Cheap flights from the United States to Toronto Region of Waterloo Intl Airport from C$ 154

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YKF
19 Mar — 26 Mar1
1 adult

Cheap flight deals from USA to Region of Waterloo Intl

Keep the following information in mind while searching for USA to Region of Waterloo Intl flight deals. Data was last updated 14 March 2025.

Round-trip from

C$ 297

One-way from

C$ 154

Popular in

May

Cheapest in

January

Average price

C$ 393

Good round-trip deal

C$ 56 or less

Good one-way deal

C$ 70 or less
WestJet
  • WestJet
  • 5/5-12/5
  • 2 total stops
  • 18h 01m total
  • USA to Toronto
Search Deals
WestJet
  • WestJet
  • 18/5
  • 1 total stop
  • 10h 16m total
  • USA to Toronto
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from USA to Toronto Region of Waterloo Intl.
Search Deals
Price to beat on a one-way flight from USA to Toronto Region of Waterloo Intl.
Search Deals

Find flight deals from USA to Region of Waterloo Intl

Cheapest flights from USA to Region of Waterloo Intl
Explore the most affordable flight options available from USA to Region of Waterloo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 March 2025.

Mon 5/512:50 p.m.SFO - YKF
1 stop8h 56mWestJet
Sun 11/56:00 a.m.YKF - SFO
1 stop9h 05mWestJet
Deal found 12/3C$ 297
Wed 18/61:10 p.m.PHX - YKF
1 stop8h 36mWestJet
Sun 22/66:00 a.m.YKF - PHX
1 stop9h 24mWestJet
Deal found 12/3C$ 340
Thu 1/511:30 a.m.LAX - YKF
1 stop16h 40mFlair Airlines
Thu 8/58:25 p.m.YKF - LAX
1 stop17h 20mFlair Airlines
Deal found 13/3C$ 346
Sat 26/410:15 a.m.SFO - YKF
1 stop30h 10mMultiple Airlines
Wed 7/56:00 a.m.YKF - SFO
1 stop9h 05mMultiple Airlines
Deal found 13/3C$ 348
Thu 26/611:40 a.m.LAX - YKF
1 stop10h 06mWestJet
Thu 10/76:00 a.m.YKF - LAX
1 stop11h 12mWestJet
Deal found 13/3C$ 353
Thu 7/811:15 a.m.SAN - YKF
1 stop10h 31mWestJet
Tue 12/86:00 a.m.YKF - SAN
1 stop10h 20mWestJet
Deal found 13/3C$ 367
Wed 7/510:00 a.m.LAS - YKF
2 stops11h 46mWestJet
Sat 10/56:00 a.m.YKF - LAS
1 stop9h 55mWestJet
Deal found 13/3C$ 370
Thu 3/46:00 a.m.IAH - YKF
3 stops37h 45mMultiple Airlines
Mon 7/41:05 p.m.YKF - IAH
3 stops32h 11mMultiple Airlines
Deal found 13/3C$ 373
Tue 6/512:50 p.m.SNA - YKF
1 stop8h 56mWestJet
Sun 11/56:00 a.m.YKF - SNA
1 stop8h 59mWestJet
Deal found 13/3C$ 393
Thu 27/31:20 a.m.LAS - YKF
2 stops16h 25mMultiple Airlines
Tue 1/412:35 p.m.YKF - LAS
2 stops29h 07mMultiple Airlines
Deal found 13/3C$ 406
Wed 23/43:15 p.m.SEA - YKF
1 stop11h 00mMultiple Airlines
Wed 30/46:00 a.m.YKF - SEA
1 stop17h 28mMultiple Airlines
Deal found 12/3C$ 410
Wed 7/56:45 a.m.SNA - YKF
2 stops19h 30mMultiple Airlines
Sat 10/56:00 a.m.YKF - SNA
1 stop8h 59mMultiple Airlines
Deal found 13/3C$ 412

Find flights from USA to Region of Waterloo Intl within your budget

Customize your flight search to find flights from USA to Region of Waterloo Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 14 March 2025.

Fly from

USA

Fly to

Region of Waterloo Intl

Route

Depart

Return

Price

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Mon 5/5

12:50 p.m.-12:46 a.m.

1 stop8h 56m

Toronto Region of Waterloo Intl

Sun 11/5

6:00 a.m.-12:05 p.m.

1 stop9h 05m

C$ 297

PhoenixToronto

PHX - YKF

PHXYKF

Phoenix Sky Harbor Intl

Wed 18/6

1:10 p.m.-12:46 a.m.

1 stop8h 36m

Toronto Region of Waterloo Intl

Sun 22/6

6:00 a.m.-12:24 p.m.

1 stop9h 24m

C$ 340

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Thu 1/5

11:30 a.m.-7:10 a.m.

1 stop16h 40m

Toronto Region of Waterloo Intl

Thu 8/5

8:25 p.m.-10:45 a.m.

1 stop17h 20m

C$ 346

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Sat 26/4

10:15 a.m.-7:25 p.m.

1 stop30h 10m

Toronto Region of Waterloo Intl

Wed 7/5

6:00 a.m.-12:05 p.m.

1 stop9h 05m

C$ 348

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Thu 26/6

11:40 a.m.-12:46 a.m.

1 stop10h 06m

Toronto Region of Waterloo Intl

Thu 10/7

6:00 a.m.-2:12 p.m.

1 stop11h 12m

C$ 353

San DiegoToronto

SAN - YKF

SANYKF

San Diego

Thu 7/8

11:15 a.m.-12:46 a.m.

1 stop10h 31m

Toronto Region of Waterloo Intl

Tue 12/8

6:00 a.m.-1:20 p.m.

1 stop10h 20m

C$ 367

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Wed 7/5

10:00 a.m.-12:46 a.m.

2 stops11h 46m

Toronto Region of Waterloo Intl

Sat 10/5

6:00 a.m.-12:55 p.m.

1 stop9h 55m

C$ 370

HoustonToronto

IAH - YKF

IAHYKF

Houston George Bush Intcntl

Thu 3/4

6:00 a.m.-8:45 p.m.

3 stops37h 45m

Toronto Region of Waterloo Intl

Mon 7/4

1:05 p.m.-8:16 p.m.

3 stops32h 11m

C$ 373

Santa AnaToronto

SNA - YKF

SNAYKF

Santa Ana J. Wayne/Orange Cnty

Tue 6/5

12:50 p.m.-12:46 a.m.

1 stop8h 56m

Toronto Region of Waterloo Intl

Sun 11/5

6:00 a.m.-11:59 a.m.

1 stop8h 59m

C$ 393

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Thu 27/3

1:20 a.m.-8:45 p.m.

2 stops16h 25m

Toronto Region of Waterloo Intl

Tue 1/4

12:35 p.m.-2:42 p.m.

2 stops29h 07m

C$ 406

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/3

Showing 1-10 of 41 results
1
2
3
...
5

Best time to book a flight from USA to Region of Waterloo Intl

Have a flexible travel schedule? Discover the best time to fly to Region of Waterloo Intl from USA with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from USA to Region of Waterloo Intl

Get recent, data-driven insights about flights from USA to Region of Waterloo Intl including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from US to YKF?

Find hourly flight availability from USA to Region of Waterloo Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 March 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Toronto Region of Waterloo Intl Airport as you normally would.

Rainfall in Region of Waterloo Intl by month

Plan your trip to Region of Waterloo Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Toronto Region of Waterloo Intl Airport ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Toronto Region of Waterloo Intl Airport when rainfall is around 51.0 mm.

Temperature in Region of Waterloo Intl by month

Plan your trip to Region of Waterloo Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Toronto Region of Waterloo Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Region of Waterloo Intl

Get insights into the airlines that provide service to Region of Waterloo Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Region of Waterloo Intl. Reviews last updated 14 March 2025.
WestJet
7.2
Good
2,778 reviews
Check prices

Boarding

7.4

Overall

7.2

Crew

7.9

Food

6.2

Entertainment

6.1

Comfort

7.1

Reviews

1 / 20

10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

WestJet
7.2
Good
2,778 reviews
WestJet
7.2
Good
2,778 reviews
Check prices

Boarding

7.4

Overall

7.2

Crew

7.9

Food

6.2

Entertainment

6.1

Comfort

7.1

Reviews

1 / 20

10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

Flair Airlines
6.0
Okay
238 reviews
WestJet
7.2
Good
2,778 reviews
Check prices

Boarding

7.4

Overall

7.2

Crew

7.9

Food

6.2

Entertainment

6.1

Comfort

7.1

Reviews

1 / 20

10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

Related info for your journey

Find useful and relevant information for your journey from USA to Region of Waterloo Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most popular routes from USA to Toronto Region of Waterloo Intl Airport?

    While some choose either San Francisco - Toronto Region of Waterloo Intl or Houston George Bush Intcntl - Toronto Region of Waterloo Intl, Seattle/Tacoma Intl - Toronto Region of Waterloo Intl is the most popular route from USA to Toronto Region of Waterloo Intl Airport.

  • Can I find deals for flights from USA to Region of Waterloo Intl that include hotel bookings?

    Yes. In addition to deals on USA to Region of Waterloo Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Region of Waterloo Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Region of Waterloo Intl.

  • Can I find deals for business class flights from USA to Region of Waterloo Intl?

    Yes. Cheapflights offers flight deals from USA to Region of Waterloo Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from USA to Toronto Region of Waterloo Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from USA to Toronto Region of Waterloo Intl Airport (average of C$ 114). Flying from USA to Toronto Region of Waterloo Intl Airport in December is currently the most expensive (average of C$ 246). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near the United States?

Book flights to the United States if you plan to visit one of these locations
Sauble Beach

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for USA to Region of Waterloo Intl

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Pearson Intl flights
Vancouver Intl to Toronto Island flights
Abbotsford to Pearson Intl flights
Edmonton to Pearson Intl flights
Newark to Pearson Intl flights
Newark to Toronto Island flights
Vancouver Intl to Region of Waterloo Intl flights
Calgary to Pearson Intl flights
LaGuardia to Pearson Intl flights
Halifax to Toronto Island flights
John F Kennedy Intl to Pearson Intl flights
Mexico City to Pearson Intl flights
Halifax to Pearson Intl flights
Winnipeg to Pearson Intl flights
Pierre Elliott Trudeau Intl to Pearson Intl flights
Vancouver Intl to Hamilton flights
Boston to Pearson Intl flights
Los Angeles to Pearson Intl flights
Calgary to Toronto Island flights
San Francisco to Pearson Intl flights
Saskatoon to Pearson Intl flights
Boston to Toronto Island flights
Dallas/Fort Worth to Pearson Intl flights
Pierre Elliott Trudeau Intl to Toronto Island flights
Edmonton to Toronto Island flights
St. John's to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Victoria to Pearson Intl flights
Regina to Pearson Intl flights
Winnipeg to Toronto Island flights
Reagan-National to Pearson Intl flights
Moncton to Toronto Island flights
Hobby to Pearson Intl flights
Calgary to Region of Waterloo Intl flights
Atlanta to Pearson Intl flights
Québec City to Pearson Intl flights
Kelowna to Pearson Intl flights
Fredericton to Toronto Island flights
Moncton to Pearson Intl flights
Cancún to Pearson Intl flights
Québec City to Toronto Island flights
Seattle to Pearson Intl flights
Dulles Intl to Toronto Island flights
George Bush Intcntl to Pearson Intl flights
Calgary to Hamilton flights
Philadelphia to Pearson Intl flights
Fredericton to Pearson Intl flights
Halifax to Region of Waterloo Intl flights
Baltimore to Pearson Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from USA to Region of Waterloo Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Region of Waterloo Intl from USA today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from USA to Region of Waterloo Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Region of Waterloo Intl from USA.

Can Cheapflights find flights from USA to Region of Waterloo Intl with no change fees?

Yes, we can. To see specific flights from USA to Region of Waterloo Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from USA to Region of Waterloo Intl become cheaper?

Yes, Cheapflights offers price alerts on USA to Region of Waterloo Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.